J.D. Martinez has finally made his move, signing with the Red Sox and joining a team loaded with talented, young outfielders. But even if Martinez winds up at designated hitter more often than not, Eric Karabell trusts in the slugger's fantasy value.

The NHL trade deadline isn't the only one rapidly approaching. The deadline for fantasy trades in standard ESPN leagues is Feb. 23, so Victoria Matiash reviewed one player from each of the 31 NHL teams to deal now in your fantasy league.

Will Alvin Kamara's role increase? Can you count on Amari Cooper to bounce back? Who are the breakout candidates to know? NFL Nation reporters run through the biggest fantasy questions for next season.